CN103115107A - Balance shaft module of engine - Google Patents
Balance shaft module of engine Download PDFInfo
- Publication number
- CN103115107A CN103115107A CN2012102219531A CN201210221953A CN103115107A CN 103115107 A CN103115107 A CN 103115107A CN 2012102219531 A CN2012102219531 A CN 2012102219531A CN 201210221953 A CN201210221953 A CN 201210221953A CN 103115107 A CN103115107 A CN 103115107A
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- CN
- China
- Prior art keywords
- chain
- balance shaft
- crank
- driving gear
- weight element
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000000034 method Methods 0.000 description 4
- 230000002153 concerted effect Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 244000287680 Garcinia dulcis Species 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- VIKNJXKGJWUCNN-XGXHKTLJSA-N norethisterone Chemical compound O=C1CC[C@@H]2[C@H]3CC[C@](C)([C@](CC4)(O)C#C)[C@@H]4[C@@H]3CCC2=C1 VIKNJXKGJWUCNN-XGXHKTLJSA-N 0.000 description 1
- 238000010422 painting Methods 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000009966 trimming Methods 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/22—Compensation of inertia forces
- F16F15/26—Compensation of inertia forces of crankshaft systems using solid masses, other than the ordinary pistons, moving with the system, i.e. masses connected through a kinematic mechanism or gear system
- F16F15/264—Rotating balancer shafts
- F16F15/265—Arrangement of two or more balancer shafts
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/22—Compensation of inertia forces
- F16F15/26—Compensation of inertia forces of crankshaft systems using solid masses, other than the ordinary pistons, moving with the system, i.e. masses connected through a kinematic mechanism or gear system
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C3/00—Shafts; Axles; Cranks; Eccentrics
Abstract
A balance shaft module of an engine, may include a crank sprocket driving gear for receiving a power of a crankshaft of the engine, a crank sprocket driven gear engaged with the crank sprocket driving gear and receiving a power of the crank sprocket driving gear, a first balance shaft arranged coaxially with the crank sprocket driven gear and having a first driving gear to receive a power from the crank sprocket driven gear, and a second balance shaft receiving a power through a second driven gear engaged with the first driving gear.
Description
The cross reference of related application
The application requires the preference of No. the 10-2011-0119425th, the korean patent application submitted on November 16th, 2011, and the full content of this application is incorporated into this and is used for by these all purposes of quoting.
Technical field
The present invention relates to the balance shaft module of motor, more specifically, relate to the balance shaft module that can make the minimized motor of installation volume.
Background technique
Usually, the bent axle of motor arranges with single plane bent axle type, in the bent axle type of single plane eight bent axle settings in one plane, as shown in Figure 1.
That is in the situation that V8-90 degree eight cylinder V-type engines (having single plane bent axle type), two trunnion shafves that are used for counteracting secondary unbalanced force and unbalance moment should be arranged between crank bottom and cylinder group, and drive with double speed.
The balanced design that is used for unbalanced force and unbalance moment (they are caused by the piston that moves back and forth and the connecting rod that carries out oscillating motion) needs for motor.
In the situation that connecting rod, formula is used for considering lumped mass, thereby difference is connected to the reciprocating mass and the gyrating mass that is connected to crank pin of piston.
Reciprocating mass and gyrating mass have inertia, and reciprocating mass and gyrating mass produce inertial force when motor is driven.
The to-and-fro motion inertial force that is caused by reciprocating mass generates inertial force in the direction identical with the central axis of cylinder, and the inertial force that is caused by gyrating mass generates inertial force on the direction of crank pin, and the direction of crank pin is corresponding to the radial direction of rotation.
For the motor of every type, above-mentioned inertial force is represented by different uneven component.
Especially, when 90 degree cylinder group angles and single plane bent axle types are applied to the V8 motor, produce secondary levels excitation force and secondary pitch moment.In addition, on the direction identical with bent axle with trunnion shaft of double-speed rotating and on the direction opposite with bent axle a trunnion shaft with double-speed rotating be arranged on the bottom of bent axle to offset uneven component.
Yet two trunnion shafves should be arranged on the vertical plane identical with bent axle.In addition, because the distance between the crankshaft installed part is large, therefore there is restriction for the trunnion shaft mounting arrangement, and can not realizes compactly designed.
The information that is disclosed in this background of invention technology part only is intended to deepen the understanding to general background technique of the present invention, and should not be regarded as admitting or hint that in any form this information structure has been prior art known in those skilled in the art.
Summary of the invention
All aspects of of the present invention relate to the balance shaft module that a kind of motor is provided, and it can minimize the volume of the trunnion shaft of V-eight engine.
In one aspect of the invention, the balance shaft module of motor can comprise: the crank and chain-wheel driving gear, and it is used for the power of the bent axle of reception motor; The crank and chain-wheel driven gear, it engages and receives the power of described crank and chain-wheel driving gear with described crank and chain-wheel driving gear; The first trunnion shaft, itself and described crank and chain-wheel driven gear coaxial arrangement also have the first driving gear to receive the power from described crank and chain-wheel driven gear; And secondary balance shaft, it receives power by the second driven gear that engages with described the first driving gear.
The rotational speed of described crank and chain-wheel driven gear is than the high twice of rotational speed of described crank and chain-wheel driving gear.
The virtual elongation line that connects each rotating center of described the first trunnion shaft, described secondary balance shaft and described crank and chain-wheel driving gear forms isosceles triangle.
Distance between the rotating center of the rotating center of described the first trunnion shaft and described crank and chain-wheel driving gear equals the distance between the rotating center of the rotating center of described secondary balance shaft and described crank and chain-wheel driving gear.
Distance between the rotating center of described the first trunnion shaft and the rotating center of described secondary balance shaft is less than the distance between the rotating center of the rotating center of described the first trunnion shaft and described crank and chain-wheel driving gear.
The first weight element is arranged on described the first trunnion shaft, and can comprise the first weight element, the second weight element and the 3rd weight element, wherein the second weight element is arranged on described secondary balance shaft, and can comprise quadruple amount element, the 5th weight element and sixfold amount element, and wherein said the first weight element, the second weight element and the 3rd weight element can have respectively the phase difference of 180 ° with described quadruple amount element, the 5th weight element and sixfold amount element.
The first weight element, the second weight element and the 3rd weight element can have the phase difference of 90 ° successively.
Described quadruple amount element, the 5th weight element and sixfold amount element can have the phase difference of 90 ° successively.
Described the first trunnion shaft and secondary balance shaft are arranged on the side surface place of cylinder block.
Described crank and chain-wheel driving gear be connected the crank and chain-wheel driven gear and connect by chain member or band member.
According to exemplary of the present invention, the balance shaft module of motor can minimize volume and the simplified structure of the trunnion shaft of V-eight engine.
By the accompanying drawing of including this paper in and the embodiment that is used from subsequently explanation some principle of the present invention with accompanying drawing one, the further feature that method and apparatus of the present invention has and advantage will more specifically become clear or be illustrated.
Description of drawings
Fig. 1 has exemplarily shown normally used single plane bent axle type, and wherein eight bent axles are arranged in one plane.
Fig. 2 is the stereogram according to the balance shaft module of the motor of exemplary of the present invention.
Fig. 3 is the side view according to the balance shaft module of the motor of exemplary of the present invention.
Fig. 4 A and 4B are the stereograms that is applied to according to the first and second trunnion shafves of the balance shaft module of the motor of exemplary of the present invention.
Fig. 5 has schematically shown the balance of each the rotating photo parallactic angle that is formed by the first and second trunnion shafves that are applied to according to the balance shaft module of the motor of exemplary of the present invention.
Should understand, appended accompanying drawing is not must be pro rata, and it has shown the technique of painting of slightly simplifying of the exemplifying various features of basic principle of the present invention.Specific design feature of the present invention disclosed herein comprises that for example concrete size, direction, position and profile will partly be determined by the environment of concrete expection application and use.
In these figures, run through several figures of accompanying drawing, reference character is quoted same or part that be equal to of the present invention.
Embodiment
The below will at length make each embodiment of the present invention and quoting, and the example of these embodiments is shown in the accompanying drawings and is described below.Although the present invention will combine with exemplary and be described, should recognize, this specification is not to be intended to limit the invention to those exemplary.On the contrary, the present invention is intended to not only cover these exemplary, and covers various selection forms, modification, the equivalent form of value and other embodiment that can be included within the spirit and scope of the present invention that limited by claims.
Below with reference to the accompanying drawings exemplary of the present invention is described in detail.
Fig. 2 is the stereogram according to the balance shaft module of the motor of exemplary of the present invention; And Fig. 3 is the side view according to the balance shaft module of the motor of exemplary of the present invention.As shown in Figures 2 and 3, the balance shaft module according to exemplary of the present invention comprises crank and chain-wheel driving gear 10, crank and chain-wheel driven gear 30, the first trunnion shaft 41 and secondary balance shaft 42.Crank and chain-wheel driving gear 10 receives the power of motor.Crank and chain-wheel driven gear 30 receives the power of crank and chain-wheel driving gear 10 by chain member 20.The first trunnion shaft 41 is arranged on the axis identical with crank and chain-wheel driven gear 30 and receives power.Secondary balance shaft 42 is configured to receive the power of the first trunnion shaft 41.
Crank and chain-wheel driving gear 10 is mounted to direct reception by the engine power of the bent axle output of motor.Chain member 20 is arranged to around the excircle of crank and chain-wheel driven gear 30 and is transmitted power, and the power of crank and chain-wheel driving gear 10 is sent to crank and chain-wheel driven gear 30 by chain member 20, and is as mentioned below.
The first trunnion shaft 41 comprises the first counterweight 411 that is formed on the first trunnion shaft excircle, and described the first counterweight 411 comprises a plurality of the first weight element 411a, 411b and 411c.Secondary balance shaft 42 comprises the second counterweight 421 that is formed on the secondary balance shaft excircle, and described the second counterweight 421 comprises a plurality of the second weight element 421a, 421b and 421c.
The first trunnion shaft 41 is arranged on the axis identical with crank and chain-wheel driven gear 30.The power of crank and chain-wheel driving gear 10 is sent to crank and chain-wheel driven gear 30 by chain member 20, then is sent to the first trunnion shaft 41 by crank and chain-wheel driven gear 30.In this article, the first driving gear 31 is arranged on the axis identical with crank and chain-wheel driven gear 30, and the first trunnion shaft 41 and crank and chain-wheel driven gear 30 rotate integratedly by the first driving gear 31.
The second driving gear 32 is arranged to engage with the first driving gear 31.Similarly, the second driving gear 32 is arranged on the axis identical with secondary balance shaft 42, and by the second driving gear 32, the power of the first driving gear 31 is sent to secondary balance shaft 42.
The first and second driving gears 31 and 32 have the gear ratio than the high twice of rotational speed of crank and chain-wheel driving gear 10.That is when 10 rotation of crank and chain-wheel driving gear, the first trunnion shaft 41 is rotation twofold on the direction identical with crank and chain-wheel driving gear 10, and secondary balance shaft 42 is rotation twofold in the opposite direction.The first trunnion shaft 41 rotates on the direction opposite with secondary balance shaft 42.In addition, the virtual elongation line between the first trunnion shaft 41, secondary balance shaft 42 and crank and chain-wheel driving gear 10 rotating centers forms isosceles triangle.
That is, between crank and chain-wheel driving gear 10 and the first trunnion shaft 41 apart from d1 equal between crank and chain-wheel driving gear 10 and secondary balance shaft 42 apart from d2, between the first trunnion shaft 41 and secondary balance shaft 42 apart from d3 less than distance d1 and d2.
Fig. 4 A and 4B are the stereograms that is applied to according to the first and second trunnion shafves of the balance shaft module of the motor of exemplary of the present invention.When the first trunnion shaft 41 rotates as shown in Fig. 4 A and 4B, unbalanced force F and unbalance moment M are produced by the first weight element, and described the first weight element has first, second, and third weight element 411a, 411b and the 411c on the excircle that is arranged on the first trunnion shaft 41.Similarly, unbalanced force F and unbalance moment M are produced by the second weight element, described the second weight element has the 4th, the 5th and sixfold amount element 421a, 421b and 421c on the first trunnion shaft 42, and described trunnion shaft 42 rotates in the opposite direction in the first trunnion shaft 41 rotations.
In exemplary of the present invention, first, second, and third weight element 411a, 411b and 411c respectively with the 4th, the 5th and sixfold amount element 421a, 421b and 421c have the phase difference of 180 °.
In exemplary of the present invention, first, second, and third weight element 411a, 411b and 411c have the phase difference of 90 ° successively.
In exemplary of the present invention, the 4th, the 5th and sixfold amount element 421a, 421b and 421c have successively the phase difference of 90 °.
Can be undertaken by unbalanced force F and unbalance moment M at the second weight element 421a, the 421b of the first weight element 411a, the 411b of the first trunnion shaft 41 and 411c and secondary balance shaft 42 and the counteracting operation of the unbalanced force F between 421c and unbalance moment M.
That is Fig. 4 A and Fig. 4 B have illustrated the first and second trunnion shafves 41 and 42 to rotate simultaneously along with the rotation of crank and chain-wheel driving gear 10.As shown in Fig. 4 A and 4B, when 10 rotation of crank and chain-wheel driving gear, the first weight element 411a, 411b and 411c are positioned at the opposition side of the second weight element 421a, 421b and 421c.Therefore, the unbalanced force F and the unbalance moment M that produce on the first and second trunnion shafves 41 and 42 can be offset.
Fig. 5 has schematically shown the balance of each the rotating photo parallactic angle that is formed by the first and second trunnion shafves that are applied to according to the balance shaft module of the motor of exemplary of the present invention.As shown in Figure 5, can find out, the unbalanced force F of the bent axle that produces according to the phase angle when crankshaft rotating is offset by the trimming moment that produces by making a concerted effort, and produce according to the position of the first weight element 411a, 411b and 411c and the second weight element 421a, 421b and 421c described making a concerted effort.In this article, the first and second trunnion shafves 41 and 42 can be with the speed rotation than crank and chain-wheel driving gear 10 high twices.
Although not shown, may further include oil pump.Oil pump can be with first or secondary balance shaft 41,42 coaxial arrangement, and with the state rotation of the first and second trunnion shafves engagements.Such oil pump can be included in wherein form and with the rotor of same axis rotation.In addition, oil pump can module change into when with the first driving gear 31 and the second driven gear 32 engagement driven.Such rotor engages the first or second driving gear 31 or 32, makes oil pump carry out the function of pumping.
The front is for the purpose of illustration and description to the description that the concrete exemplary of the present invention presents.The description of front does not want to become milli exhaustively, neither want the present invention is restricted to disclosed precise forms, and obviously, changes a lot of according to above-mentioned instruction and variation are all possible.Selecting exemplary and being described is in order to explain certain principles of the present invention and practical application thereof, thereby makes others skilled in the art can realize and utilize various exemplary of the present invention and different choice form and modification.Scope of the present invention is intended to be limited by appended claims and the equivalent form of value thereof.
Claims (10)
1. the balance shaft module of a motor, it comprises:
The crank and chain-wheel driving gear, it is used for the power of the bent axle of reception motor;
The crank and chain-wheel driven gear, it engages and receives the power of described crank and chain-wheel driving gear with described crank and chain-wheel driving gear;
The first trunnion shaft, itself and described crank and chain-wheel driven gear coaxial arrangement also have the first driving gear to receive the power from described crank and chain-wheel driven gear; And
Secondary balance shaft, it receives power by the second driven gear that engages with described the first driving gear.
2. the balance shaft module of motor according to claim 1, the rotational speed of wherein said crank and chain-wheel driven gear is than the high twice of rotational speed of described crank and chain-wheel driving gear.
3. the balance shaft module of motor according to claim 2, the virtual elongation line that wherein connects each rotating center of described the first trunnion shaft, described secondary balance shaft and described crank and chain-wheel driving gear forms isosceles triangle.
4. the balance shaft module of motor according to claim 3, the distance between the rotating center of the rotating center of wherein said the first trunnion shaft and described crank and chain-wheel driving gear equal the distance between the rotating center of the rotating center of described secondary balance shaft and described crank and chain-wheel driving gear.
5. the balance shaft module of motor according to claim 4, the distance between the rotating center of wherein said the first trunnion shaft and the rotating center of described secondary balance shaft is less than the distance between the rotating center of the rotating center of described the first trunnion shaft and described crank and chain-wheel driving gear.
6. the balance shaft module of motor according to claim 1,
Wherein the first weight element is arranged on described the first trunnion shaft, and comprises the first weight element, the second weight element and the 3rd weight element,
Wherein the second weight element is arranged on described secondary balance shaft, and comprises quadruple amount element, the 5th weight element and sixfold amount element, and
Wherein said the first weight element, the second weight element and the 3rd weight element have respectively the phase difference of 180 ° with described quadruple amount element, the 5th weight element and sixfold amount element.
7. the balance shaft module of motor according to claim 6,
Wherein said the first weight element, the second weight element and the 3rd weight element have the phase difference of 90 ° successively.
8. the balance shaft module of motor according to claim 6,
Wherein said quadruple amount element, the 5th weight element and sixfold amount element have the phase difference of 90 ° successively.
9. the balance shaft module of motor according to claim 1, wherein said the first trunnion shaft and secondary balance shaft are arranged on the side surface place of cylinder block.
10. the balance shaft module of motor according to claim 1, wherein said crank and chain-wheel driving gear be connected the crank and chain-wheel driven gear and connect by chain member or band member.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR10-2011-0119425 | 2011-11-16 | ||
| KR1020110119425A KR101326946B1 (en) | 2011-11-16 | 2011-11-16 | Balance shaft module of engine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103115107A true CN103115107A (en) | 2013-05-22 |
| CN103115107B CN103115107B (en) | 2016-12-21 |
Family
ID=48145278
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210221953.1A Active CN103115107B (en) | 2011-11-16 | 2012-06-28 | The balance shaft module of electromotor |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US8714127B2 (en) |
| KR (1) | KR101326946B1 (en) |
| CN (1) | CN103115107B (en) |
| DE (1) | DE102012105666B4 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108571565A (en) * | 2017-03-13 | 2018-09-25 | 通用汽车环球科技运作有限责任公司 | Crank axle balanced component and dynamical system |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101326946B1 (en) * | 2011-11-16 | 2013-11-13 | 현대자동차주식회사 | Balance shaft module of engine |
| JP6516213B2 (en) * | 2015-03-03 | 2019-05-22 | 日立オートモティブシステムズ株式会社 | Balancer device for internal combustion engine |
| SE540732C2 (en) | 2015-11-04 | 2018-10-23 | Scania Cv Ab | Balancing device for internal combustion engine and internal combustion engine |
| TWI632985B (en) * | 2017-09-27 | 2018-08-21 | 國立臺灣師範大學 | An out-of-phase dual eccentric shaft driving mechanism |
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| US5657728A (en) * | 1995-08-07 | 1997-08-19 | Ford Motor Company | Planar crankshaft balance system |
| CA2316152C (en) | 1999-09-03 | 2004-10-05 | Honda Giken Kogyo Kabushiki Kaisha | Balance shaft for engine balancing systems |
| KR20030030116A (en) * | 2001-10-08 | 2003-04-18 | 현대자동차주식회사 | Drive apparatus for balance shaft |
| US6988479B2 (en) * | 2002-04-23 | 2006-01-24 | Cloyes Gear And Products, Inc. | Integrated drive sprocket and gear for balance shaft |
| US6959682B2 (en) * | 2002-09-05 | 2005-11-01 | General Motors Corporation | Engine balancer with chain drive vibration isolation |
| US7017545B2 (en) * | 2003-09-19 | 2006-03-28 | Mazda Motor Corporation | Balancer device of engine |
| AT7764U1 (en) * | 2003-12-02 | 2005-08-25 | Magna Drivetrain Ag & Co Kg | PISTON MACHINE WITH INTEGRATED BALANCING SHAFTS |
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| CN100432479C (en) * | 2005-08-29 | 2008-11-12 | 奇瑞汽车股份有限公司 | Engine crankshaft balance shaft mechanism |
| WO2007098580A1 (en) * | 2006-02-28 | 2007-09-07 | Magna Powertrain Inc. | Dynamic balancer with speed-related control mechanism |
| KR20080055049A (en) * | 2006-12-14 | 2008-06-19 | 현대자동차주식회사 | Balance shaft structure |
| CN200996430Y (en) * | 2006-12-28 | 2007-12-26 | 浙江钱江摩托股份有限公司 | Balance mechanism of engine |
| JP4858354B2 (en) * | 2007-08-10 | 2012-01-18 | スズキ株式会社 | Engine balancer equipment |
| KR100936977B1 (en) | 2007-11-15 | 2010-01-15 | 현대자동차주식회사 | Balance shaft module equipped with oil pump |
| KR101261939B1 (en) | 2007-12-14 | 2013-05-09 | 기아자동차주식회사 | Balance shaft module equipped with oil pump |
| CN201149065Y (en) * | 2008-01-23 | 2008-11-12 | 鄂尔多斯市华泰汽车发动机有限公司 | Second order reciprocating inertial force balancing device of internal combustion engine |
| JP2010270783A (en) * | 2009-05-19 | 2010-12-02 | Jtekt Corp | Balancer-shaft-supporting bearing unit |
| JP5190808B2 (en) | 2009-08-20 | 2013-04-24 | スズキ株式会社 | Engine primary balancer |
| KR101221191B1 (en) | 2010-04-27 | 2013-01-10 | 위니아만도 주식회사 | Complexed hybrid refrigerator |
| CN101984270A (en) * | 2010-11-29 | 2011-03-09 | 大连名阳实业有限公司 | Engine balancer |
| KR101326946B1 (en) * | 2011-11-16 | 2013-11-13 | 현대자동차주식회사 | Balance shaft module of engine |
-
2011
- 2011-11-16 KR KR1020110119425A patent/KR101326946B1/en active IP Right Grant
-
2012
- 2012-06-13 US US13/495,579 patent/US8714127B2/en active Active
- 2012-06-28 CN CN201210221953.1A patent/CN103115107B/en active Active
- 2012-06-28 DE DE102012105666.8A patent/DE102012105666B4/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108571565A (en) * | 2017-03-13 | 2018-09-25 | 通用汽车环球科技运作有限责任公司 | Crank axle balanced component and dynamical system |
Also Published As
| Publication number | Publication date |
|---|---|
| US8714127B2 (en) | 2014-05-06 |
| CN103115107B (en) | 2016-12-21 |
| KR101326946B1 (en) | 2013-11-13 |
| KR20130053785A (en) | 2013-05-24 |
| DE102012105666A1 (en) | 2013-05-16 |
| US20130118436A1 (en) | 2013-05-16 |
| DE102012105666B4 (en) | 2021-03-04 |
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